package com.qf.service.impl;

import com.qf.service.UserService;

/**
 * @author 10537
 * @version V1.0
 * @Date 2021/9/28 15:52
 */

public class UserServiceImpl implements UserService {

    @Override
    public void save() {
        System.out.println("save");
    }


    @Override
    public String findUsernameById(Integer id) {
        System.out.println("findUsernameById");
        return null;
    }


    @Override
    public void deleteById(Integer id) {
        System.out.println("delete");
    }
}
